Of all of the alternative hypotheses about how anthropoids first reached South America, scientists are most certain that the ancestors of New World primates rafted across the sea on islands of floating vegetation. T/F

True.

Explanation:

As some of the scientific theorists state that the primate's ancestor first migrated from the Africa and they crossed the Atlantic vegetation and rafted themselves across the land bridge and later submerged and later got isolated and they broke off.

Don’t use up to much of them it leads to pollution